TY - JOUR A1 - Sabburg, J. M. A1 - Long, C. N. T1 - Improved sky imaging for studies of enhanced UV irradiance JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 4 IS - 5 SP - 6213 EP - 6238 Y1 - 2004/10/06 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/4/6213/2004/ L1 - http://www.atmos-chem-phys-discuss.net/4/6213/2004/acpd-4-6213-2004.pdf ER -